<template>
  <div class="dashboard-container">
    <div class="app-container">
      <!-- 靠右的按钮 -->
      <page-tools>
        <template v-slot:after>
          <el-button type="primary" size="small" @click="addPermission(1, '0')">添加权限</el-button>
        </template>
      </page-tools>
      <!-- 表格 -->
      <el-table border :data="list" row-key="id" default-expand-all :tree-props="{children: 'children'}">
        <el-table-column prop="name" label="名称" />
        <el-table-column prop="code" align="center" label="标识" />
        <el-table-column prop="description" align="center" label="描述" />
        <el-table-column v-slot="{ row }" align="center" label="操作">
          <template>
            <el-button v-if="row.type === 1" type="text" @click="addPermission(2, row.id)">添加</el-button>
            <el-button type="text" @click="onEditPermission(row.id)">编辑</el-button>
            <el-button type="text" @click="delPermission(row.id)">删除</el-button>
          </template>
        </el-table-column>

      </el-table>

      <!-- 编辑弹层 -->
      <el-dialog :visible="editPop" title="编辑" @close="btnCancle">
        <el-form ref="perForm" :model="formData" :rules="rules" label-width="120px">
          <el-form-item label="权限名称" prop="name">
            <el-input v-model="formData.name" style="width:90%" />
          </el-form-item>
          <el-form-item label="权限标识" prop="code">
            <el-input v-model="formData.code" style="width:90%" />
          </el-form-item>
          <el-form-item label="权限描述">
            <el-input v-model="formData.description" style="width:90%" />
          </el-form-item>
          <el-form-item label="开启">
            <el-switch
              v-model="formData.enVisible"
              active-value="1"
              inactive-value="0"
            />
          </el-form-item>
        </el-form>
        <el-row slot="footer" type="flex" justify="center">
          <el-col :span="4">
            <el-button size="small" type="primary" @click="btnOk">确定</el-button>
            <el-button size="small" @click="btnCancle">取消</el-button>
          </el-col>
        </el-row>
      </el-dialog>
    </div>
  </div>
</template>

<script>
import { getPermissionListAPI, getPermissionDetailAPI, delPermissionAPI, updatePermissionAPI, addPermissionAPI } from '@/api'
import { transformListToTree } from '@/utils/index'
export default {
  data() {
    return {
      formData: {
        name: '', // 名称
        code: '', // 标识
        description: '', // 描述
        type: '', // 类型 该类型 不需要显示 因为点击添加的时候已经知道类型了
        pid: '', // 因为做的是树 需要知道添加到哪个节点下了
        enVisible: '0' // 开启
      },
      rules: {
        name: [{ required: true, message: '权限名称不能为空', trigger: 'blur' }],
        code: [{ required: true, message: '权限标识不能为空', trigger: 'blur' }]
      },
      list: [],
      editPop: false
    }
  },
  created() {
    this.getPermissionList()
  },
  methods: {
    // 获取所有权限点
    async getPermissionList() {
      // this.list = await getPermissionListAPI()
      // console.log(this.list)
      this.list = transformListToTree(await getPermissionListAPI(), '0')
    },
    // 编辑
    async onEditPermission(id) {
      try {
        this.formData = await getPermissionDetailAPI(id)
        this.editPop = true
      } catch (err) {
        console.log(err)
      }
    },
    // 删除
    async delPermission(id) {
      try {
        await this.$confirm('确定要删除该数据吗')
        await delPermissionAPI(id)
        this.getPermissionList()
        this.$message.success('删除成功')
      } catch (err) {
        console.log('删除权限错误', err)
      }
    },
    // 新增
    addPermission(type, pid) {
      this.formData.type = type
      this.formData.pid = pid
      this.editPop = true
    },
    // 确定
    async btnOk() {
      try {
        await this.$refs.perForm.validate()
        if (this.formData.id) {
          await updatePermissionAPI(this.formData)
          this.$message.success('更新成功！')
        } else {
          await addPermissionAPI(this.formData)
          this.$message.success('新增成功！')
        }
        this.getPermissionList()
        this.editPop = false
      } catch (err) {
        this.$message.error('更新或新增出错')
        console.log('更新或新增出错', err)
      }
    },
    btnCancle() {
      this.editPop = false
      this.formData = this.$options.data().formData
      this.$refs.perForm.resetFields()
    }
  }
}
</script>

<style>

</style>
